Noctua NH-MTDX1366 LGA1366 Xeon 5500 Mounting Kit - Please note that this mounting kit does not come with a backplate and is not compatible with motherboards that do not have an included backplate and works with the following Noctua CPU coolers: NH-U12P, NH-U12P-SE1366, NH-U12F, NH-U12DX, NH-U12DO,…